{"product_id":"king-engine-bearings-mb5304xp0-25-mazda-b6-b6-t-zm-b3-b5-main-bearing-set-0-25-mm","title":"King Engine Bearings MB5304XP0.25 Mazda B6\/B6-T\/ZM\/B3\/B5 Main Bearing Set, +0.25 mm","description":"King Engine Bearings Mazda B6\/B6-T\/ZM\/B3\/B5 Main Bearing Set - Size +0.25mm\n\u003cp\u003eRestore dependable bottom-end performance with the King Engine Bearings MB5304XP0.25 main bearing set for select Mazda B6, B6-T, ZM, B3, and B5 engines. Manufactured for precision engine rebuilding, this oversized bearing set is designed for crankshafts machined to accept a +0.25 mm bearing size. The set supports accurate crankshaft-to-bearing clearance and helps provide the stable foundation required for reliable lubrication and smooth engine operation.\u003c\/p\u003e\u003cp\u003eKing Engine Bearings uses carefully controlled manufacturing processes to produce consistent bearing geometry and dependable material performance. The MB5304XP0.25 is intended for automotive engine rebuild applications where crankshaft journals have been properly inspected and machined. Always verify crankshaft dimensions, housing bore condition, oil-clearance requirements, and engine-specific bearing selection before installation.\u003c\/p\u003e\u003cp\u003eApplication coverage includes select 1991–1996 Ford Escort models and 2003 Kia Rio applications equipped with compatible engines. Fitment can vary by engine configuration, production date, and prior machining work, so confirm the original engine code and required bearing size before ordering. This product is supplied as a main bearing set and is intended for professional installation using the manufacturer’s recommended assembly procedures and torque specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e One King Engine Bearings MB5304XP0.25 main bearing set. Crankshaft, fasteners, seals, and installation tools are not included unless specifically noted by the manufacturer.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eApplication: Designed for select Mazda B6, B6-T, ZM, B3, and B5 engine applications.\u003c\/li\u003e\n\u003cli\u003eOversize Fit: +0.25 mm bearing size supports crankshafts machined for the corresponding oversized main bearing specification.\u003c\/li\u003e\n\u003cli\u003ePrecision Manufacturing: Engineered for consistent bearing geometry and accurate crankshaft fitment.\u003c\/li\u003e\n\u003cli\u003eRebuild Performance: Helps promote stable oil clearance, dependable lubrication, and smooth bottom-end operation when correctly installed.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitments:\u003cbr\u003e\n1986 Mazda 323 Base\u003cbr\u003e\n1986 Mazda 323 DX\u003cbr\u003e\n1986 Mazda 323 LX\u003cbr\u003e\n1987 Mazda 323 Base\u003cbr\u003e\n1987 Mazda 323 DX\u003cbr\u003e\n1987 Mazda 323 LX\u003cbr\u003e\n1988 Mazda 323 Base\u003cbr\u003e\n1988 Mazda 323 DX\u003cbr\u003e\n1988 Mazda 323 GT\u003cbr\u003e\n1988 Mazda 323 GTX\u003cbr\u003e\n1988 Mazda 323 LX\u003cbr\u003e\n1988 Mazda 323 SE\u003cbr\u003e\n1989 Mazda 323 Base\u003cbr\u003e\n1989 Mazda 323 GTX\u003cbr\u003e\n1989 Mazda 323 LX\u003cbr\u003e\n1989 Mazda 323 SE\u003cbr\u003e\n1990 Mazda 323 Base\u003cbr\u003e\n1990 Mazda 323 SE\u003cbr\u003e\n1990 Mazda Protege 4WD\u003cbr\u003e\n1990 Mazda Protege LX\u003cbr\u003e\n1990 Mazda Protege SE\u003cbr\u003e\n1991 Ford Escort GT\u003cbr\u003e\n1991 Mazda 323 Base\u003cbr\u003e\n1991 Mazda 323 SE\u003cbr\u003e\n1991 Mazda Protege 4WD\u003cbr\u003e\n1991 Mazda Protege DX\u003cbr\u003e\n1991 Mazda Protege LX\u003cbr\u003e\n1991 Mercury Capri Base\u003cbr\u003e\n1991 Mercury Capri XR2\u003cbr\u003e\n1991 Mercury Tracer LTS\u003cbr\u003e\n1992 Ford Escort GT\u003cbr\u003e\n1992 Ford Escort LX-E\u003cbr\u003e\n1992 Mazda 323 Base\u003cbr\u003e\n1992 Mazda 323 SE\u003cbr\u003e\n1992 Mazda Protege DX\u003cbr\u003e\n1992 Mazda Protege LX\u003cbr\u003e\n1992 Mercury Capri Base\u003cbr\u003e\n1992 Mercury Capri XR2\u003cbr\u003e\n1992 Mercury Tracer LTS\u003cbr\u003e\n1993 Ford Escort GT\u003cbr\u003e\n1993 Ford Escort LX-E\u003cbr\u003e\n1993 Mazda 323 Base\u003cbr\u003e\n1993 Mazda 323 SE\u003cbr\u003e\n1993 Mazda Protege DX\u003cbr\u003e\n1993 Mazda Protege LX\u003cbr\u003e\n1993 Mercury Capri Base\u003cbr\u003e\n1993 Mercury Capri XR2\u003cbr\u003e\n1993 Mercury Tracer LTS\u003cbr\u003e\n1994 Ford Escort GT\u003cbr\u003e\n1994 Mazda 323 Base\u003cbr\u003e\n1994 Mazda Miata Base\u003cbr\u003e\n1994 Mazda Miata M Edition\u003cbr\u003e\n1994 Mazda Protege Base\u003cbr\u003e\n1994 Mazda Protege DX\u003cbr\u003e\n1994 Mazda Protege LX\u003cbr\u003e\n1994 Mercury Capri Base\u003cbr\u003e\n1994 Mercury Capri XR2\u003cbr\u003e\n1994 Mercury Tracer LTS\u003cbr\u003e\n1995 Ford Escort GT\u003cbr\u003e\n1995 Mazda Miata Base\u003cbr\u003e\n1995 Mazda Miata M Edition\u003cbr\u003e\n1995 Mazda Protege DX\u003cbr\u003e\n1995 Mazda Protege ES\u003cbr\u003e\n1995 Mazda Protege LX\u003cbr\u003e\n1995 Mercury Tracer LTS\u003cbr\u003e\n1996 Ford Escort GT\u003cbr\u003e\n1996 Mazda Miata Base\u003cbr\u003e\n1996 Mazda Miata M Edition\u003cbr\u003e\n1996 Mazda Protege DX\u003cbr\u003e\n1996 Mazda Protege ES\u003cbr\u003e\n1996 Mazda Protege LX\u003cbr\u003e\n1996 Mercury Tracer LTS\u003cbr\u003e\n1997 Mazda Miata Base\u003cbr\u003e\n1997 Mazda Miata M Edition\u003cbr\u003e\n1997 Mazda Miata STO\u003cbr\u003e\n1997 Mazda Protege DX\u003cbr\u003e\n1997 Mazda Protege ES\u003cbr\u003e\n1997 Mazda Protege LX\u003cbr\u003e\n1998 Mazda Protege DX\u003cbr\u003e\n1998 Mazda Protege ES\u003cbr\u003e\n1998 Mazda Protege LX\u003cbr\u003e\n1999 Mazda Miata 10th Anniversary\u003cbr\u003e\n1999 Mazda Miata Base\u003cbr\u003e\n1999 Mazda Protege ES\u003cbr\u003e\n2000 Mazda Miata Base\u003cbr\u003e\n2000 Mazda Miata LS\u003cbr\u003e\n2000 Mazda Miata SE\u003cbr\u003e\n2000 Mazda Protege ES\u003cbr\u003e\n2001 Kia Rio Base\u003cbr\u003e\n2001 Mazda Miata Base\u003cbr\u003e\n2001 Mazda Miata LS\u003cbr\u003e\n2001 Mazda Miata SE\u003cbr\u003e\n2002 Kia Rio Base\u003cbr\u003e\n2002 Kia Rio Cinco\u003cbr\u003e\n2002 Mazda Miata Base\u003cbr\u003e\n2002 Mazda Miata LS\u003cbr\u003e\n2002 Mazda Miata SE\u003cbr\u003e\n2003 Kia Rio Base\u003cbr\u003e\n2003 Kia Rio Cinco\u003cbr\u003e\n2003 Mazda Miata Base\u003cbr\u003e\n2003 Mazda Miata LS\u003cbr\u003e\n2003 Mazda Miata SE\u003cbr\u003e\n2003 Mazda Miata Shinsen\u003cbr\u003e\n2004 Kia Rio Base\u003cbr\u003e\n2004 Kia Rio Cinco\u003cbr\u003e\n2004 Mazda Miata Base\u003cbr\u003e\n2004 Mazda Miata LS\u003cbr\u003e\n2004 Mazda Miata Mazdaspeed\u003cbr\u003e\n2005 Kia Rio Base\u003cbr\u003e\n2005 Kia Rio Cinco\u003cbr\u003e\n2005 Mazda Miata Base\u003cbr\u003e\n2005 Mazda Miata LS\u003cbr\u003e\n2005 Mazda Miata 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t\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"King Engine Bearings","offers":[{"title":"Default Title","offer_id":67701312291068,"sku":"MB5304XP0.25","price":151.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/6cd9ad51069465e6e55040265591492eL_393c8f7f-9c43-40a9-ae90-c53a0d26f3f0.png?v=1791959102","url":"https:\/\/diycustoms.store\/products\/king-engine-bearings-mb5304xp0-25-mazda-b6-b6-t-zm-b3-b5-main-bearing-set-0-25-mm","provider":"diycustoms.store","version":"1.0","type":"link"}